Or take this value out of memory, run it through some other simple operation, stick it back in memory.

或者从记忆存储器中取出一个结果，在类似的操作中运行，再插回到存储器中。

麻省理工公开课 - 计算机科学及编程导论课程节选

So even though we're not literally throwing RAM away, we're not physically moving anything, conceptually, we have to go through memory in this order back to back to back and then undo it.

即使我们没有把内存依次扔掉，我们物理上没有移动任何东西，概念地，我们必须按照顺序经过内存,回到这里然后撤销它。

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